Home / 148,413.20-222,765.60-73,617.80

Finding the Fourth Proportional to 148,413.20, 222,765.60 and 73,617.80

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Solution

The fourth proportional to 148,413.20, 222,765.60 and 73,617.80 is: 110,499.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,413.20 : 222,765.60 = 73,617.80 : x
  2. Step 2: Convert to fraction form
    148,413.20/222,765.60 = 73,617.80/x
  3. Step 3: Cross multiply
    148,413.20x = 222,765.60 × 73,617.80
  4. Step 4: Simplify right side
    148,413.20x = 16,399,513,387.68
  5. Step 5: Solve for x
    x = 16,399,513,387.68/148,413.20
  6. Step 6: Final answer
    x = 110,499.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.